Emergency crews evacuated homes in Runcorn's Windmill Hill overnight, after a fire and suspected gas leak.
Firefighters were called out just after 2am. Police officers and gas officials then cleared the area.
No-one was injured. People have now been allowed back into the area.
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The woman is described as being around 50 years old with short spikey purple hair.
A man has been arrested under the Psychoactive Substances Act 2016, less than 24 hours after it came into force, banning 'legal highs'.
Compared to the last few days, it looks like an improvement over the next few days. Some uncertainty about Monday though.....